--- /dev/null
+// $Id$
+//
+// AliRoot Configuration for running aliroot with Monte Carlo.
+// Called from g4Config.C
+
+static Int_t eventsPerRun = 100;
+enum PprGeo_t
+{
+ kHoles, kNoHoles
+};
+static PprGeo_t geo = kHoles;
+
+void ConfigCommon(Bool_t interactiveSetup)
+{
+ // =============================
+ // Root file
+ // =============================
+
+ // Create the output file
+ TFile *rootfile = new TFile("galice.root","recreate");
+ rootfile->SetCompressionLevel(2);
+
+ // Set External decayer
+ AliDecayer* decayer = new AliDecayerPythia();
+ decayer->SetForceDecay(kAll);
+ decayer->Init();
+ gMC->SetExternalDecayer(decayer);
+
+ // Physics process control
+ gMC ->SetProcess("DCAY",1);
+ gMC ->SetProcess("PAIR",1);
+ gMC ->SetProcess("COMP",1);
+ gMC ->SetProcess("PHOT",1);
+ gMC ->SetProcess("PFIS",0);
+ gMC ->SetProcess("DRAY",0);
+ gMC ->SetProcess("ANNI",1);
+ gMC ->SetProcess("BREM",1);
+ gMC ->SetProcess("MUNU",1);
+ //xx gMC ->SetProcess("CKOV",1);
+ gMC ->SetProcess("HADR",1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
+ gMC ->SetProcess("LOSS",2);
+ gMC ->SetProcess("MULS",1);
+ //xx gMC ->SetProcess("RAYL",1);
+
+ // Energy cuts
+ // (in development)
+ Float_t cut = 1.e-3; // 1MeV cut by default
+ Float_t tofmax = 1.e10;
+
+ gMC ->SetCut("CUTGAM",cut);
+ gMC ->SetCut("CUTELE",cut);
+ gMC ->SetCut("CUTNEU",cut);
+ gMC ->SetCut("CUTHAD",cut);
+ gMC ->SetCut("CUTMUO",cut);
+ gMC ->SetCut("BCUTE",cut);
+ gMC ->SetCut("BCUTM",cut);
+ gMC ->SetCut("DCUTE",cut);
+ gMC ->SetCut("DCUTM",cut);
+ gMC ->SetCut("PPCUTM",cut);
+ gMC ->SetCut("TOFMAX",tofmax);
+
+ // =============================
+ // Event generator
+ // =============================
+
+ // --- Specify event type to be tracked through the ALICE setup
+ // --- All positions are in cm, angles in degrees, and P and E in GeV
+
+ Int_t nParticles;
+ if (gSystem->Getenv("CONFIG_NPARTICLES"))
+ nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
+ else
+ nParticles = 100;
+
+
+ AliGenHIJINGpara *gener = new AliGenHIJINGpara(nParticles);
+ gener->SetMomentumRange(0,999);
+ gener->SetPhiRange(0,360);
+ // Set pseudorapidity range from -8 to 8.
+ Float_t thmin = EtaToTheta(8); // theta min. <---> eta max
+ Float_t thmax = EtaToTheta(-8); // theta max. <---> eta min
+ gener->SetThetaRange(thmin, thmax);
+ gener->SetOrigin(0,0,0); //vertex position
+ gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
+ gener->Init();
+ //
+ // Activate this line if you want the vertex smearing to happen
+ // track by track
+
+ //gener->SetVertexSmear(perTrack);
+
+ // =============================
+ // Magnetic field
+ // =============================
+
+ // Field (L3 0.4 T)
+ AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
+ rootfile->cd();
+ gAlice->SetField(field);
+
+ // Old magnetic field
+ //gAlice->SetField(-999,2); //Specify maximum magnetic field in Tesla (neg. ==> default field)
+
+ // =============================
+ // Alice modules
+ // =============================
+
+ if (!interactiveSetup) {
+
+ // Select modules
+ Int_t iABSO=1;
+ Int_t iDIPO=1;
+ Int_t iFMD=1;
+ Int_t iFRAME=1;
+ Int_t iHALL=1;
+ Int_t iITS=1;
+ Int_t iMAG=1;
+ Int_t iMUON=1;
+ Int_t iPHOS=1;
+ Int_t iPIPE=1;
+ Int_t iPMD=1;
+ Int_t iRICH=1;
+ Int_t iSHIL=1;
+ Int_t iSTART=1;
+ Int_t iTOF=1;
+ Int_t iTPC=1;
+ Int_t iTRD=1;
+ Int_t iZDC=1;
+ Int_t iEMCAL = 1;
+ Int_t iCRT = 0;
+ Int_t iVZERO = 1;
+
+ // ONLY FOR GEANT4
+
+ // Exclude detectors with temporary problem
+ iCRT = 0;
+ iEMCAL = 0;
+
+ // END OF ONLY FOR GEANT4
+
+
+ //=================== Alice BODY parameters =============================
+ AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
+
+
+ if (iMAG)
+ {
+ //=================== MAG parameters ============================
+ // --- Start with Magnet since detector layouts may be depending ---
+ // --- on the selected Magnet dimensions ---
+ AliMAG *MAG = new AliMAG("MAG", "Magnet");
+ }
+
+
+ if (iABSO)
+ {
+ //=================== ABSO parameters ============================
+ AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
+ }
+
+ if (iDIPO)
+ {
+ //=================== DIPO parameters ============================
+
+ AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
+ }
+
+ if (iHALL)
+ {
+ //=================== HALL parameters ============================
+
+ AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
+ }
+
+
+ if (iFRAME)
+ {
+ //=================== FRAME parameters ============================
+
+ AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
+ if (geo == kHoles) {
+ FRAME->SetHoles(1);
+ } else {
+ FRAME->SetHoles(0);
+ }
+ }
+
+ if (iSHIL)
+ {
+ //=================== SHIL parameters ============================
+
+ AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding");
+ }
+
+
+ if (iPIPE)
+ {
+ //=================== PIPE parameters ============================
+
+ AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
+ }
+
+ if(iITS) {
+
+//=================== ITS parameters ============================
+ //
+ // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
+ // almost all other detectors. This involves the fact that the ITS geometry
+ // still has several options to be followed in parallel in order to determine
+ // the best set-up which minimizes the induced background. All the geometries
+ // available to date are described in the following. Read carefully the comments
+ // and use the default version (the only one uncommented) unless you are making
+ // comparisons and you know what you are doing. In this case just uncomment the
+ // ITS geometry you want to use and run Aliroot.
+ //
+ // Detailed geometries:
+ //
+ //
+ //AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
+ //
+ //AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
+ //
+/*
+ AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
+ ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
+ ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
+ // ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
+ ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
+ ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
+ ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
+ ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
+ ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
+ //
+ //AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
+ //ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
+ //ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
+ //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
+ //ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
+ //ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
+ //ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
+ //ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
+ //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ //ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
+ //
+ //
+ // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
+ // for reconstruction !):
+ //
+ //
+*/
+ AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
+ ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
+ //
+ //AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
+ //ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
+ //ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
+ //
+ //
+ //
+ // Geant3 <-> EUCLID conversion
+ // ============================
+ //
+ // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
+ // media to two ASCII files (called by default ITSgeometry.euc and
+ // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
+ // The default (=0) means that you dont want to use this facility.
+ //
+ ITS->SetEUCLID(0);
+ }
+
+
+ if (iTPC)
+ {
+ //============================ TPC parameters ================================
+ // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
+ // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
+ // --- sectors are specified, any value other than that requires at least one
+ // --- sector (lower or upper)to be specified!
+ // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
+ // --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
+ // --- SecLows - number of lower sectors specified (up to 6)
+ // --- SecUps - number of upper sectors specified (up to 12)
+ // --- Sens - sensitive strips for the Slow Simulator !!!
+ // --- This does NOT work if all S or L-sectors are specified, i.e.
+ // --- if SecAL or SecAU < 0
+ //
+ //
+ //-----------------------------------------------------------------------------
+
+ // gROOT->LoadMacro("SetTPCParam.C");
+ // AliTPCParam *param = SetTPCParam();
+ AliTPC *TPC = new AliTPCv2("TPC", "Default");
+
+ // All sectors included
+ TPC->SetSecAL(-1);
+ TPC->SetSecAU(-1);
+
+ }
+
+ if (iTOF)
+ {
+ if (geo == kHoles) {
+ //=================== TOF parameters ============================
+ AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
+ } else {
+ AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
+ }
+ }
+
+ if (iRICH)
+ {
+ //=================== RICH parameters ===========================
+/*
+ AliRICH *RICH = new AliRICHv3("RICH", "normal RICH");
+*/
+ AliRICH *RICH = new AliRICHv1("RICH", "normal RICH");
+
+ }
+
+
+ if (iZDC)
+ {
+ //=================== ZDC parameters ============================
+
+ AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
+ }
+
+ if (iTRD)
+ {
+ //=================== TRD parameters ============================
+
+ AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
+
+ // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
+ TRD->SetGasMix(1);
+ if (geo == kHoles) {
+ // With hole in front of PHOS
+ TRD->SetPHOShole();
+ // With hole in front of RICH
+ TRD->SetRICHhole();
+ }
+ // Switch on TR
+ AliTRDsim *TRDsim = TRD->CreateTR();
+ }
+
+ if (iFMD)
+ {
+ //=================== FMD parameters ============================
+
+ AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
+ FMD->SetRingsSi1(256);
+ FMD->SetRingsSi2(128);
+ FMD->SetSectorsSi1(20);
+ FMD->SetSectorsSi2(24);
+ }
+
+ if (iMUON)
+ {
+ //=================== MUON parameters ===========================
+
+ AliMUON *MUON = new AliMUONv1("MUON", "default");
+ }
+ //=================== PHOS parameters ===========================
+
+ if (iPHOS)
+ {
+ AliPHOS *PHOS = new AliPHOSv1("PHOS", "GPS2");
+ }
+
+
+ if (iPMD)
+ {
+ //=================== PMD parameters ============================
+ AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
+ }
+
+ if (iSTART)
+ {
+ //=================== START parameters ============================
+ AliSTART *START = new AliSTARTv1("START", "START Detector");
+ }
+
+ if (iEMCAL)
+ {
+ //=================== EMCAL parameters ============================
+ AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
+ }
+
+ if (iCRT)
+ {
+ //=================== CRT parameters ============================
+
+ AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
+ }
+
+ if (iVZERO)
+ {
+ //=================== CRT parameters ============================
+ AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO");
+ }
+
+ } // end (!isSetInteractively)
+ else {
+
+ if (geo == kHoles)
+ AliRunConfiguration::SwitchHoles(kTRUE);
+ else
+ AliRunConfiguration::SwitchHoles(kFALSE);
+ }
+}
+
+Float_t EtaToTheta(Float_t arg){
+ return (180./TMath::Pi())*2.*atan(exp(-arg));
+}